SOIL TEST

What is another name for the A horizon?

• Topsoil

• Rock

What is another name for the B soil?

• Subsoil

• rock

What is the soil layer of rock beneath the soil called?

• Bedrock

• B horizon

Soil texture refers to...

• the size of individual particles

• the way dirt feels on your face

What soil particle is the smallest?

• Clay

• silt

Soil with which texture would probably have the highest porosity?

• Sand

• Clay

Soil development depends on four factors, which are they?

• time, climate, type of rock, surface features

• temperature, water, air, stone

Farmers do this with their crops to prevent soil from losing its fertility

• Rotate

• Harvest

What does it mean to leave a field fallow?

• Don't plant anything, let animals graze

• rotate crops

When did the Dust Bowl occur?

• 1930's

• It never did